Home / 5,509,149.20-8,264,890.20-1,670,656.40

Finding the Fourth Proportional to 5,509,149.20, 8,264,890.20 and 1,670,656.40

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Solution

The fourth proportional to 5,509,149.20, 8,264,890.20 and 1,670,656.40 is: 2,506,338.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,149.20 : 8,264,890.20 = 1,670,656.40 : x
  2. Step 2: Convert to fraction form
    5,509,149.20/8,264,890.20 = 1,670,656.40/x
  3. Step 3: Cross multiply
    5,509,149.20x = 8,264,890.20 × 1,670,656.40
  4. Step 4: Simplify right side
    5,509,149.20x = 13,807,791,707,927.28
  5. Step 5: Solve for x
    x = 13,807,791,707,927.28/5,509,149.20
  6. Step 6: Final answer
    x = 2,506,338.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.